JP2007239463A - ２サイクルエンジン - Google Patents

２サイクルエンジン Download PDF

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Publication number
JP2007239463A
JP2007239463A JP2006058557A JP2006058557A JP2007239463A JP 2007239463 A JP2007239463 A JP 2007239463A JP 2006058557 A JP2006058557 A JP 2006058557A JP 2006058557 A JP2006058557 A JP 2006058557A JP 2007239463 A JP2007239463 A JP 2007239463A
Authority
JP
Japan
Prior art keywords
air
passage
valve
cycle engine
sub
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2006058557A
Other languages
English (en)
Japanese (ja)
Inventor
Shinichi Wada
真一 和田
Buhei Kobayashi
武平 小林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Komatsu Zenoah Co
Original Assignee
Komatsu Zenoah Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Komatsu Zenoah Co filed Critical Komatsu Zenoah Co
Priority to JP2006058557A priority Critical patent/JP2007239463A/ja
Priority to CNA2007800077321A priority patent/CN101395355A/zh
Priority to EP07715150A priority patent/EP1992804B1/fr
Priority to US12/224,641 priority patent/US7658170B2/en
Priority to PCT/JP2007/054056 priority patent/WO2007102428A1/fr
Publication of JP2007239463A publication Critical patent/JP2007239463A/ja
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
    • F02B25/14—Engines characterised by using fresh charge for scavenging cylinders using reverse-flow scavenging, e.g. with both outlet and inlet ports arranged near bottom of piston stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
    • F02B25/20—Means for reducing the mixing of charge and combustion residues or for preventing escape of fresh charge through outlet ports not provided for in, or of interest apart from, subgroups F02B25/02 - F02B25/18
    • F02B25/22—Means for reducing the mixing of charge and combustion residues or for preventing escape of fresh charge through outlet ports not provided for in, or of interest apart from, subgroups F02B25/02 - F02B25/18 by forming air cushion between charge and combustion residues
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
    • F02D9/12—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having slidably-mounted valve members; having valve members movable longitudinally of conduit
    • F02D9/16—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having slidably-mounted valve members; having valve members movable longitudinally of conduit the members being rotatable

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Exhaust Gas After Treatment (AREA)
JP2006058557A 2006-03-03 2006-03-03 ２サイクルエンジン Pending JP2007239463A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2006058557A JP2007239463A (ja) 2006-03-03 2006-03-03 ２サイクルエンジン
CNA2007800077321A CN101395355A (zh) 2006-03-03 2007-03-02 二冲程发动机
EP07715150A EP1992804B1 (fr) 2006-03-03 2007-03-02 Moteur a deux temps
US12/224,641 US7658170B2 (en) 2006-03-03 2007-03-02 Two-cycle engine
PCT/JP2007/054056 WO2007102428A1 (fr) 2006-03-03 2007-03-02 Moteur a deux temps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006058557A JP2007239463A (ja) 2006-03-03 2006-03-03 ２サイクルエンジン

Publications (1)

Publication Number Publication Date
JP2007239463A true JP2007239463A (ja) 2007-09-20

Family

ID=38474859

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006058557A Pending JP2007239463A (ja) 2006-03-03 2006-03-03 ２サイクルエンジン

Country Status (5)

Country Link
US (1) US7658170B2 (fr)
EP (1) EP1992804B1 (fr)
JP (1) JP2007239463A (fr)
CN (1) CN101395355A (fr)
WO (1) WO2007102428A1 (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008163754A (ja) * 2006-12-27 2008-07-17 Zama Japan Co Ltd 層状掃気エンジン用２ボアロータリ気化器のロータ内形状
JP2010174773A (ja) * 2009-01-30 2010-08-12 Kawasaki Heavy Ind Ltd 空気掃気型の２サイクルエンジン
WO2011048674A1 (fr) * 2009-10-21 2011-04-28 ハスクバーナ・ゼノア株式会社 Moteur à deux temps à balayage stratifié
WO2011048673A1 (fr) * 2009-10-21 2011-04-28 ハスクバーナ・ゼノア株式会社 Moteur à deux temps à balayage stratifié et carburateur
US8659587B2 (en) 2008-08-01 2014-02-25 Liquavista, B.V. Electrowetting system
JP2014508876A (ja) * 2011-02-03 2014-04-10 ハスクバーナ・ゼノア株式会社 層状掃気２ストロークエンジン
US9567944B2 (en) 2012-07-25 2017-02-14 Walbro Llc Layered diaphragm
US10054082B2 (en) 2015-10-20 2018-08-21 Walbro Llc Carburetor with fuel metering diaphragm

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009185695A (ja) 2008-02-06 2009-08-20 Walbro Japan Inc 層状掃気用気化器
JP5478272B2 (ja) * 2010-01-22 2014-04-23 株式会社やまびこ ２ストローク内燃エンジン及びその掃気方法
CN103201492B (zh) * 2010-11-08 2016-05-04 富世华智诺株式会社 分层扫气二冲程发动机的空气供给装置
JP2012107552A (ja) * 2010-11-16 2012-06-07 Husqvarna Zenoah Co Ltd 層状掃気２ストロークエンジン
DE102010054839B4 (de) * 2010-12-16 2021-03-18 Andreas Stihl Ag & Co. Kg Zweitaktmotor
DE102014006466B4 (de) * 2014-05-06 2017-03-16 Mann + Hummel Gmbh Einstellbare Luftzufuhreinrichtung und Verdichter
CA2987275A1 (fr) 2015-06-05 2016-12-08 Mtd Products Inc Soufflante avec fermeture d'admission
JP2018013076A (ja) * 2016-07-20 2018-01-25 株式会社やまびこ 層状掃気式エンジンの吸入管
CN109798178B (zh) * 2019-01-21 2024-03-29 南京航空航天大学 用于分层扫气发动机的电控分层进气系统及其控制方法
JP2021011839A (ja) * 2019-07-04 2021-02-04 川崎重工業株式会社 層状掃気エンジンの吸気通路構造

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5569747A (en) * 1978-11-20 1980-05-26 Walbro Far East Carburetor
JP2001254623A (ja) * 2000-03-13 2001-09-21 Walbro Japan Inc 層状掃気２行程機関
US20040251564A1 (en) * 2003-06-10 2004-12-16 Homelite Technologies, Ltd. Carburetor with intermediate throttle valve blocking position

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1737496A (en) * 1923-02-15 1929-11-26 Feroldi Enrico Carburetor
US3410539A (en) * 1966-04-21 1968-11-12 Walker Brooks Carburetor
US4356801A (en) * 1981-02-02 1982-11-02 Chrysler Corporation Throttle body fuel injection
US4768494A (en) * 1987-09-09 1988-09-06 Brunswick Corporation Idling system for multi-cylinder two-stroke engine
US4909211A (en) * 1989-05-17 1990-03-20 Walbro Corporation Barrel-type throttle valve for engine air intake
TW487770B (en) * 1995-12-15 2002-05-21 Honda Motor Co Ltd Lubricating system in a 4-stroke engine
US5749335A (en) * 1996-07-15 1998-05-12 Ford Global Technologies, Inc. Barrel throttle valve
JP3934198B2 (ja) 1997-03-10 2007-06-20 日本ウォルブロー株式会社 ２行程内燃機関用気化器
SE0000095L (sv) 2000-01-14 2001-07-15 Electrolux Ab Spjäll för reglering av tillsatsluft till tvåtakts förbränningsmotorer
US6418891B2 (en) 2000-03-13 2002-07-16 Walbro Japan, Inc. Internal combustion engine
JP2001280161A (ja) * 2000-03-30 2001-10-10 Honda Motor Co Ltd 火花点火式内燃機関の回転体型スロットル弁
US6454242B1 (en) * 2001-02-15 2002-09-24 Delphi Technologies, Inc. Modified flow throttle bore
JP2003097276A (ja) * 2001-09-27 2003-04-03 Zama Japan Kk 層状掃気２サイクルエンジンの掃気用空気・混合気制御装置
US7093570B2 (en) 2003-12-31 2006-08-22 Nagesh S Mavinahally Stratified scavenged two-stroke engine
JP4317086B2 (ja) * 2004-07-08 2009-08-19 川崎重工業株式会社 減圧装置を備えた空気掃気型エンジン

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5569747A (en) * 1978-11-20 1980-05-26 Walbro Far East Carburetor
JP2001254623A (ja) * 2000-03-13 2001-09-21 Walbro Japan Inc 層状掃気２行程機関
US20040251564A1 (en) * 2003-06-10 2004-12-16 Homelite Technologies, Ltd. Carburetor with intermediate throttle valve blocking position

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008163754A (ja) * 2006-12-27 2008-07-17 Zama Japan Co Ltd 層状掃気エンジン用２ボアロータリ気化器のロータ内形状
JP4696058B2 (ja) * 2006-12-27 2011-06-08 ザマ・ジャパン株式会社 層状掃気エンジン用２ボアロータリ気化器のロータ内形状
US8659587B2 (en) 2008-08-01 2014-02-25 Liquavista, B.V. Electrowetting system
JP2010174773A (ja) * 2009-01-30 2010-08-12 Kawasaki Heavy Ind Ltd 空気掃気型の２サイクルエンジン
US8122861B2 (en) 2009-01-30 2012-02-28 Kawasaki Jukogyo Kabushiki Kaisha Two-stroke cycle combustion engine of air scavenging type
WO2011048674A1 (fr) * 2009-10-21 2011-04-28 ハスクバーナ・ゼノア株式会社 Moteur à deux temps à balayage stratifié
WO2011048673A1 (fr) * 2009-10-21 2011-04-28 ハスクバーナ・ゼノア株式会社 Moteur à deux temps à balayage stratifié et carburateur
JP2014508876A (ja) * 2011-02-03 2014-04-10 ハスクバーナ・ゼノア株式会社 層状掃気２ストロークエンジン
US9567944B2 (en) 2012-07-25 2017-02-14 Walbro Llc Layered diaphragm
US10054082B2 (en) 2015-10-20 2018-08-21 Walbro Llc Carburetor with fuel metering diaphragm

Also Published As

Publication number Publication date
US7658170B2 (en) 2010-02-09
EP1992804B1 (fr) 2012-10-10
US20090007894A1 (en) 2009-01-08
WO2007102428A1 (fr) 2007-09-13
EP1992804A1 (fr) 2008-11-19
EP1992804A4 (fr) 2011-08-03
CN101395355A (zh) 2009-03-25

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